{
if (ret > 0)
{
- EVP_DigestUpdate(ctx,(unsigned char *)out,
- (unsigned int)ret);
+ if (EVP_DigestUpdate(ctx,(unsigned char *)out,
+ (unsigned int)ret)<=0) return (-1);
}
}
BIO_clear_retry_flags(b);
{
if (ret > 0)
{
- EVP_DigestUpdate(ctx,(unsigned char *)in,
- (unsigned int)ret);
+ if (!EVP_DigestUpdate(ctx,(const unsigned char *)in,
+ (unsigned int)ret))
+ {
+ BIO_clear_retry_flags(b);
+ return 0;
+ }
}
}
- BIO_clear_retry_flags(b);
- BIO_copy_next_retry(b);
+ if(b->next_bio != NULL)
+ {
+ BIO_clear_retry_flags(b);
+ BIO_copy_next_retry(b);
+ }
return(ret);
}
ret=0;
break;
case BIO_C_GET_MD_CTX:
+ pctx=ptr;
+ *pctx=ctx;
+ b->init = 1;
+ break;
+ case BIO_C_SET_MD_CTX:
if (b->init)
- {
- pctx=ptr;
- *pctx=ctx;
- }
+ b->ptr=ptr;
else
ret=0;
break;
case BIO_CTRL_DUP:
dbio=ptr;
dctx=dbio->ptr;
- EVP_MD_CTX_copy_ex(dctx,ctx);
+ if (!EVP_MD_CTX_copy_ex(dctx,ctx))
+ return 0;
b->init=1;
break;
default:
ctx=bp->ptr;
if (size < ctx->digest->md_size)
return(0);
- EVP_DigestFinal_ex(ctx,(unsigned char *)buf,&ret);
+ if (EVP_DigestFinal_ex(ctx,(unsigned char *)buf,&ret)<=0)
+ return -1;
+
return((int)ret);
}